?Programmable for Win/Mac OS?The keyboard is programmable for both Win and Mac OS, the special knob is defined for volume adjustment, almost all of the keys can be defined with specific functions for your work and entertainment. ?Colorful RGB Backlit?The keyboard accept multiple RGB light shine modes switchover by specific keystroke combination, the Plum Blossoms PBT keycaps are not transparent cannot let the RGB light go through, if you want a light shine-through keyboard, you can find other transparent keycap set to replace this original. ?Triple Mode Connection?With Bluetooth 2.4G Wireless and Type C-to-USB Wired Connection, wired connection is steady and stable for desktop PC,2.4G for PC with USB port, Bluetooth is connection better for Mobilephone and tablet PC. ?Steady Mehinery Yellow Switches?The keyboard equipped with hot swappable Gateron red mechinery switches, better for DIY with special requirement of keystroke, the switches is hot swappable you can change other color mechinery switches for different use. ?Unique Keyboard Theme?The 68 keys keyboard mounted with “Plum Blossoms” themed cherry profile pbt keycaps, with a knob as a key interspersed at the right top and white keyboard frame around composed a modern and classical keyboard.